Issued Patents All Time
Showing 26–50 of 113 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8395980 | Optical head device, optical information device, and information processing device | Yoshiaki Komma, Joji Anzai, Kousei Sano, Hideki Nakata, Keisuke Fujimoto +2 more | 2013-03-12 |
| 8369200 | Optical recording medium, and optical information device | Yoshiaki Komma, Joji Anzai, Masahiko Tsukuda | 2013-02-05 |
| 8363531 | Recordable optical disk, recording device, recording method, and reproduction device | Yoshihiro Akimoto, Shoei Kobayashi, Motoshi Ito, Hiroyasu Inoue, Harukazu Miyamoto +3 more | 2013-01-29 |
| 8335143 | Method for inspecting optical information recording medium, inspection apparatus, optical information recording medium and recording method | Atsushi Nakamura, Kenji Fujiune | 2012-12-18 |
| 8295150 | Optical information medium measurement method, optical information method, optical information medium, recording apparatus, and reproducing apparatus | Kousei Sano, Yoshiaki Komma | 2012-10-23 |
| 8290348 | AV data recording apparatus and method, disk recorded with the AV data recording apparatus or method, and AV data reproducing apparatus and method | Masanori Ito, Masafumi Shimotashiro, Makoto Mitsuda, Tadashi Nakamura | 2012-10-16 |
| 8289829 | Information recording medium and recording/reproduction apparatus | Isao Kobayashi, Atsushi Nakamura | 2012-10-16 |
| 8270258 | Recording power determination method and device | Mamoru Shoji, Takahiro Sato, Yuu Okada | 2012-09-18 |
| 8264944 | Manufacturing method for optical recording medium, optical recording medium, optical information device, and information reproducing method | Yoshiaki Komma, Joji Anzai, Masahiko Tsukuda | 2012-09-11 |
| 8248902 | Reproduction signal evaluation method, reproduction signal evaluation unit, and optical disk device adopting the same | Harumitsu Miyashita, Junya Shiraishi, Shoei Kobayashi | 2012-08-21 |
| 8243571 | Reproduced signal evaluating method, information recording medium, reproducing device, and recording device | Kiyotaka Ito, Harumitsu Miyashita, Isao Kobayashi | 2012-08-14 |
| 8233362 | Information recording medium, method for recording information on information recording medium, method for reproducing information from information recording medium and method for producing information recording medium | Kiyotaka Ito, Mamoru Shoji, Atsushi Nakamura, Naoyasu Miyagawa, Motoshi Ito | 2012-07-31 |
| 8228774 | Optical information medium measurement method, optical information medium, recording apparatus and reproducing apparatus | Kousei Sano, Yoshiaki Komma | 2012-07-24 |
| 8218418 | Optical information medium measurement method, optical information medium, recording apparatus, and reproducing apparatus | Kousei Sano, Yoshiaki Komma | 2012-07-10 |
| 8189452 | Manufacturing method for optical recording medium, optical recording medium, optical information device, and information reproducing method | Yoshiaki Komma, Joji Anzai, Masahiko Tsukuda | 2012-05-29 |
| 8179760 | Reproduction signal evaluation method, information recording medium, reproduction apparatus and recording apparatus | Kiyotaka Ito, Harumitsu Miyashita, Isao Kobayashi | 2012-05-15 |
| 8159918 | Reproduction signal evaluation method, reproduction signal evaluation unit, and optical disk device adopting the same | Harumitsu Miyashita, Junya Shiraishi, Shoei Kobayashi | 2012-04-17 |
| 8144563 | Information recording medium, reproducing device and reproducing method | Masahito Nakao, Yoshiaki Komma, Fumitomo Yamasaki, Kousei Sano | 2012-03-27 |
| 8130628 | Manufacturing method for optical recording medium, optical recording medium, optical information device, and information reproducing method | Yoshiaki Komma, Joji Anzai, Masahiko Tsukuda | 2012-03-06 |
| 8098557 | Signal evaluation method and signal evaluation apparatus | Harumitsu Miyashita, Kohei Nakata, Naohiro Kimura | 2012-01-17 |
| 8098555 | Optical disk device with coma aberration correction | Kenji Kondo, Shinichi Yamada | 2012-01-17 |
| 8094543 | Information recording medium, reproducing apparatus and reproducing method | Masahito Nakao, Yoshiaki Komma, Fumitomo Yamasaki, Kousei Sano | 2012-01-10 |
| 8085641 | Reproduced signal evaluation method and write adjustment method | Hiroyuki Minemura, Takahiro Kurokawa, Junya Shiraishi, Shoei Kobayashi, Harumitsu Miyashita | 2011-12-27 |
| 8081551 | Optical recording medium, and optical information device | Yoshiaki Komma, Masahiko Tsukuda, Joji Anzai | 2011-12-20 |
| 8068399 | Signal evaluation method and signal evaluation apparatus | Harumitsu Miyashita, Kohei Nakata, Naohiro Kimura | 2011-11-29 |